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How to use the LAMBDA helper functions in Microsoft Excel

Replace legacy formulas with MAP, BYROW, BYCOL, SCAN, and REDUCE to build secure, scalable, and automated spreadsheets.
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We need to talk about the LAMBDA function in Excel

You've probably heard about the LAMBDA function by now. Maybe you've seen it mentioned in Excel updates or stumbled across articles explaining how powerful it is. Yet here's the thing that nobody ...